2004b-281 animalexperimentation animals besmetting cellphysiologicalphenomena communicablediseases ebola-virus ebolavirus ebolavirusdisease epidemias epidemiology filoviridae krankheit largetypebooks marburgvirus molecularbiology molecularvirology monkeydiseases newyorktimesbestseller nyt:health=2014-10-12 popularworks primatesaslaboratoryanimals primatescomoanimalesdelaboratorio qw168e162004 verbreitung virusdiseases